octeon: Add Cavium Octeon driver support

LINUX/configure

@@ -113,7 +113,7 @@ subsys enable ptnetmap
 
 # available drivers
 driver_avail="r8169.c virtio_net.c forcedeth.c veth.c \
-	e1000 e1000e igb ixgbe ixgbevf i40e vmxnet3 mlx5"
+	e1000 e1000e igb ixgbe ixgbevf i40e vmxnet3 mlx5 octeon"
 # enabled drivers (bitfield)
 driver=
 drv()

LINUX/default-config.mak.in_

@@ -126,3 +126,6 @@ virtio_net.c@force	:= 1
 endef
 
 $(foreach d,$(filter virtio_net.c,$(E_DRIVERS)),$(eval $(call virtio_net)))
+
+octeon@src := cp -Rp @KSRC@/source/drivers/staging/octeon octeon
+octeon@conf := CONFIG_OCTEON_ETHERNET

LINUX/final-patches/vanilla--octeon--40406--99999

@@ -0,0 +1,37 @@
+diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c
+index c6344edfa6f4..006fbbd4e7aa 100644
+--- a/octeon/ethernet.c
++++ b/octeon/ethernet.c
+@@ -128,6 +128,10 @@ static DECLARE_DELAYED_WORK(cvm_oct_rx_refill_work, cvm_oct_rx_refill_worker);
+ extern int __cvmx_helper_set_phy_mode(int interface, int index);
+ #endif
+
++#if defined(CONFIG_NETMAP) || defined(CONFIG_NETMAP_MODULE)
++#include <octeon_netmap.h>
++#endif
++
+ static void cvm_oct_rx_refill_worker(struct work_struct *work)
+ {
+        /
+@@ -1100,6 +1104,10 @@ static int cvm_oct_probe(struct platform_device *pdev)
+ 				queue_delayed_work(cvm_oct_poll_queue,
+ 						&priv->port_periodic_work, HZ);
+ 			}
++
++#ifdef CONFIG_NETMAP
++			octeon_netmap_attach(priv);
++#endif /* DEV_NETMAP */
+ 		}
+ 	}
+
+@@ -1145,6 +1153,10 @@ static int cvm_oct_remove(struct platform_device *pdev)
+ 			struct net_device *dev = cvm_oct_device[port];
+ 			struct octeon_ethernet *priv = netdev_priv(dev);
+
++#ifdef CONFIG_NETMAP
++			octeon_netmap_detach(priv);
++#endif /* DEV_NETMAP */
++
+ 			cancel_delayed_work_sync(&priv->port_periodic_work);
+
+ 			cvm_oct_tx_shutdown_dev(dev);